class XiyoujiRenwu{
  float height,weight;
  String head,ear;
  void speak(String s) {
    System.out.println(s);
  }
 }
public class e4_1{
  public static void main(String args[]){
    XiyoujiRenwu zhubajie;
   zhubajie = new XiyoujiRenwu();
  }
}
